JP4974873B2 - 静電チャック及び基板温調固定装置 - Google Patents
静電チャック及び基板温調固定装置 Download PDFInfo
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- JP4974873B2 JP4974873B2 JP2007333867A JP2007333867A JP4974873B2 JP 4974873 B2 JP4974873 B2 JP 4974873B2 JP 2007333867 A JP2007333867 A JP 2007333867A JP 2007333867 A JP2007333867 A JP 2007333867A JP 4974873 B2 JP4974873 B2 JP 4974873B2
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- electrostatic chuck
- fixing device
- substrate temperature
- outer edge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000758 substrate Substances 0.000 title claims description 173
- 239000007789 gas Substances 0.000 claims description 49
- 239000011261 inert gas Substances 0.000 claims description 19
- 238000001179 sorption measurement Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 30
- 239000000498 cooling water Substances 0.000 description 22
- 239000002245 particle Substances 0.000 description 19
- 239000012790 adhesive layer Substances 0.000 description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 241000280258 Dyschoriste linearis Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6831—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using electrostatic chucks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Description
11,101 静電チャック
12,102 基体
12a,102a 基体の上面
12b 基体12の上面12aの外縁部
12c,102c 多数の突起部
13,103 静電電極
14,104 水路
14a,104a 冷却水導入部
14b,104b 冷却水排出部
15,105 接着層
16,106 ベースプレート
16b,106b ベースプレートの下面
17,107 基板
18,108 ガス路
18a,108a ガス導入部
18b,108b ガス排出部
19,109 ガス充填部
20,200 パーティクル
102b 外周シールリング
h1,h2 高さ
φ1,φ2 直径
t1 厚さ
Claims (8)
- 静電電極が内蔵された基体に吸着対象物を載置し、前記静電電極に電圧を印加することで前記吸着対象物との間にクーロン力を発生させ、前記吸着対象物を吸着保持する静電チャックであって、
前記基体は、前記吸着対象物と対向する上面を有し、
前記基体の上面の外縁部を除く領域には、前記外縁部よりも前記吸着対象物側に突起する突起部が形成されており、
前記外縁部と前記突起部の上面とが前記吸着対象物と当接可能とされていることを特徴とする静電チャック。 - 前記突起部は前記基体の上面に複数形成されており、前記基体の上面と前記外縁部とは面一であることを特徴とする請求項1記載の静電チャック。
- 前記突起部の上面の面積の合計と、前記突起部が形成されている部分も含めた前記基体の上面全体の面積との比率は、0.005〜0.03%であることを特徴とする請求項1又は2記載の静電チャック。
- 前記突起部は、平面視水玉模様状に点在するように設けられていることを特徴とする請求項1乃至3の何れか一項記載の静電チャック。
- 前記吸着対象物が吸着保持されると、前記吸着対象物の下面の外縁部が、前記クーロン力により、前記基体の上面の前記外縁部と密着することを特徴とする請求項1乃至4の何れか一項記載の静電チャック。
- 吸着保持されている前記吸着対象物の下面と、前記基体の上面とが形成する空間に、圧力を調整した不活性ガスを充填することを特徴とする請求項1乃至5の何れか一項記載の静電チャック。
- 請求項1乃至6の何れか一項記載の静電チャックと、前記静電チャックを支持するベースプレートとを有する基板温調固定装置。
- 前記ベースプレートは、前記静電チャックに前記不活性ガスを導入するガス路と、前記静電チャックを加熱する発熱体と、前記静電チャックを冷却する水路とを内蔵することを特徴とする請求項7記載の基板温調固定装置。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007333867A JP4974873B2 (ja) | 2007-12-26 | 2007-12-26 | 静電チャック及び基板温調固定装置 |
| US12/333,491 US8199454B2 (en) | 2007-12-26 | 2008-12-12 | Electrostatic chuck and substrate temperature adjusting-fixing device |
| KR1020080133155A KR101458990B1 (ko) | 2007-12-26 | 2008-12-24 | 정전척 및 기판 온도조절-고정장치 |
| CNA2008101765999A CN101471278A (zh) | 2007-12-26 | 2008-12-25 | 静电夹盘和基板温度调节固定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007333867A JP4974873B2 (ja) | 2007-12-26 | 2007-12-26 | 静電チャック及び基板温調固定装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009158664A JP2009158664A (ja) | 2009-07-16 |
| JP2009158664A5 JP2009158664A5 (ja) | 2010-11-25 |
| JP4974873B2 true JP4974873B2 (ja) | 2012-07-11 |
Family
ID=40798014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007333867A Active JP4974873B2 (ja) | 2007-12-26 | 2007-12-26 | 静電チャック及び基板温調固定装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8199454B2 (ja) |
| JP (1) | JP4974873B2 (ja) |
| KR (1) | KR101458990B1 (ja) |
| CN (1) | CN101471278A (ja) |
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| JP5218865B2 (ja) * | 2010-03-26 | 2013-06-26 | Toto株式会社 | 静電チャック |
| WO2012057987A2 (en) * | 2010-10-29 | 2012-05-03 | Applied Materials, Inc. | Deposition ring and electrostatic chuck for physical vapor deposition chamber |
| JP5960154B2 (ja) | 2010-12-08 | 2016-08-02 | エーエスエムエル ホールディング エヌ.ブイ. | 静電クランプ、リソグラフィ装置、および静電クランプの製造方法 |
| NL2010481A (en) * | 2012-04-23 | 2013-10-28 | Asml Netherlands Bv | Electrostatic clamp, lithographic apparatus and method field. |
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-
2007
- 2007-12-26 JP JP2007333867A patent/JP4974873B2/ja active Active
-
2008
- 2008-12-12 US US12/333,491 patent/US8199454B2/en active Active
- 2008-12-24 KR KR1020080133155A patent/KR101458990B1/ko active Active
- 2008-12-25 CN CNA2008101765999A patent/CN101471278A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009158664A (ja) | 2009-07-16 |
| KR20090071439A (ko) | 2009-07-01 |
| US20090168291A1 (en) | 2009-07-02 |
| US8199454B2 (en) | 2012-06-12 |
| KR101458990B1 (ko) | 2014-11-07 |
| CN101471278A (zh) | 2009-07-01 |
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